Germany in 2026, the honest picture
In May 2026, the average heating-oil price in Germany sits at around 98 EUR per 100 litres for a standard 3,000-litre delivery. Sounds moderate at first, until you remember that the Iran crisis and the blockade of the Strait of Hormuz pushed peak values to 133 EUR/100 L, a jump of roughly 40 % from late 2025.
On top of that comes the CO2 levy: in 2026, between 55 and 65 EUR per tonne of CO2. Since one litre of heating oil releases about 2.67 kg of CO2, this surcharge alone adds 14-17 cents per litre. For a standard household with 3,000 litres of annual consumption, that's roughly 520 EUR extra per year, without the crude price moving at all.
The macroeconomists at DIW Berlin and ifo Institute revised their 2026 GDP forecast from 1.1 % down to 0.6 %. Inflation is climbing to 2.8 %. This isn't an abstract number war, it lands in your electricity bill, at the petrol station and in your weekly grocery shop.
What you're really paying, costs broken down
An average single-family home in Germany consumes 2,000 to 3,000 litres of heating oil per year (source: BMWK / Co2online), at roughly 13.6 to 15.4 litres per square metre per year. Poorly insulated older buildings quickly hit 30-50 % above that, meaning up to 4,500 litres and 600-1,500 EUR extra per year.
For fuel, the tax burden is brutally transparent: 64 % of the petrol price is taxes and levies (energy tax 65.4 ct/L plus VAT plus CO2 component), for diesel 56 % (energy tax 47.0 ct/L). Anyone driving 15,000 km/year in a mid-range diesel burns through nearly 1,260 EUR at a price of 1.68 EUR/L, of which around 700 EUR is tax.
Electricity: the Federal Network Agency consumer cap (as of April 2026) sits at around 32 ct/kWh for household electricity. A family of four with 4,000 kWh annual consumption therefore pays 1,280 EUR/year. The EWI inflation projection model expects an electricity-price surcharge of 4-6 % after 6-9 months following a +20 % Brent shock.
Taxes, CO2 levy and which subsidies still run in 2026
CO2 pricing BEHG: Germany's national emissions trading system makes heating oil and natural gas noticeably more expensive in 2026, with a planned corridor of 55-65 EUR per tonne of CO2. A family in a single-family home pays an additional 500-700 EUR per year just for the CO2 component, depending on consumption.
BAFA-BEG subsidy (Federal subsidy for efficient buildings): anyone switching to a heat pump currently receives up to 30 % investment grant plus a climate-speed bonus. Submit the application before awarding the contract! (bafa.de)
2026 commuter allowance: 0.38 EUR/km from the 21st kilometre of one-way distance. A 30-km commuter working 220 days can deduct 752 EUR. At a 30 % marginal tax rate, that's a tax refund of roughly 226 EUR.
Fuel measures package March 2026: the German Bundestag passed a package requiring petrol stations to raise fuel prices only once per day and strengthening the Federal Cartel Office. Its effect is indirect, studies (DIW, RWI) expect 1-3 ct/L less volatility, no significant cut.
The four most effective savings levers 2026, sorted by effort
- Lower the heating thermostat by 1 degree C, immediate, no cost, about 6 % heating-cost saving = 100-180 EUR/year for an average single-family home. The most underrated lever there is. Step-by-step
- Eco-driving plus correct tyre pressure, fuel consumption drops by an average of 12 % (200-360 EUR/year at 15,000 km/year). Tyre-pressure check every 4 weeks, anticipate traffic, shift up early. Eco-driving tips
- Hydraulic balancing of the heating system, one-off investment 500-1,200 EUR, permanently 15 % less heating cost = 300-450 EUR/year. BAFA subsidises 20 %. Payback 2-4 years. Optimise heating
- Standby killer plus LED retrofit, a full LED retrofit saves up to 80 % of lighting electricity, switchable power strips add another 100-180 EUR/year. Total 200-350 EUR/year. LED tips · Standby killer
What happens at the next escalation?
Geopolitical scenarios that can directly hit the Brent price and therefore your bill in Germany:
Hormuz blockade (severity: high): roughly one third of the oil shipped globally passes through the Strait of Hormuz. A serious blockade threat historically pushes the Brent price up 15-35 %, even when nothing is physically interrupted. Concretely for Germany: +12-20 ct/L of fuel, +15-25 EUR/100 L of heating oil within 2-4 weeks.
Tighter Russia sanctions: would primarily hit diesel and heating oil (before 2022, Russia supplied around 30 % of EU diesel imports). Replacements from the US, India and the Middle East add 4-8 ct/L in extra logistics costs.
OPEC+ production cut: a 1 million barrel/day cut = +6-10 % Brent. End consumers in Germany typically feel 3-5 % of that after 6-10 weeks, because the chain is cushioned by refinery margin and taxes. More on this: pass-through effect.
The calculator above models all these scenarios explicitly, you can toggle a Hormuz blockade on and off and immediately see the effect on your personal annual extra costs.